Folding mat.



No. 841,263. PATENTED JAN. l5`, 1907.

0;. MARTIN. .Pomme MAT. AYPLICATION FILED MAB.. 7, 1906` n@ im OSKAR FOLDlNG iilAT' No. sarees Specification of Letters atent.

Patented .im 15.1907.

imma@ rieti ini-ii 7,1906. semi No. 304.663.

To all whom, t iiwvy/ mure/'11:

held, Bergen county, 5tate specification.

This invention relates to ay foldahle iiiat which is of siiiiple construction, superior strength, and may he readily taken apart for the purpose of repair.

ln the accompanying drawings, Figure l is ar plan of my iiiiproved ina-t, showing it partl)1 broken awa-y; Fig. 2, an end view thereof; Fig. 3,a section on line 3 3, Fig. lf, Fig. el, a. detail of the joint between rod and rail, and Fig. 5 a detail of the nut. 1

The mat is Composed of a nuniher of. elongated links or sera ers 6,1nade, preferably, of wood and provider near each end with a bore or perforation. 7. Through these perforae tions pass the parallel Gonneetingrods 8, that string up the links into parallel rows, the links of each row being staggered with those of the adjoining rows.

The ends of rods S are threaded, at 9. Fig. 4, and enter perforations l() in a series of vshort side rails ll, each rail living adapted for These the attachment of tivo of theI rods erforations l() are enlarged at the surface to forni communicating sockets and are provided with a thread l2. 'lhe enlarged portion of each perforation l() is adapted for l the reception of a eonntersnnk nut lil, having an internal thread that engages the thread il of rod 8 and an external thread that engages the thread i2 of rail l1 ln this way nuts l seeureliY connect the rods S 'with the rails ll and heing eountersunk are not liable to heeoine aeeidentalhr dislodged. lf the inatis to he taken apart for the purpose of repair, the nut is removed hy a suitahle key engagingr sianner holes or grooves 14. The two flanking rods 8 of the inat Carr)v tnlinla-r sleeves l5 between each pair of links 6.

lt. will he seen that my improved niat is of simple construction, is readil)v foldahle upon rods S, and may be easily taken apart. i

vWhat l elaini is#- A` folding inat comprising rows of perforated links, parallel connecting-rods having threaded ends, and rails made n i in seetions, each section having eoininunira ing perforations and sockets, the rods each terminating within the. corresponding soeketsand free of the. walls thereof, the perforations being smooth and the sockets screw-threaded, oppositely-disposed llanking rods connecting the links and end sections at corresponding ends or sides of the nuit, sleeves loosely disposed'upon the flanking rods between the corresponding links and end sei-tions, and nuts litted in the sockets having internal threads engaging the rods and -external threads engaging the threads ol' the sockets, the nuts hein;T confined within the outer faire of said sertions.

Signed hy ine at ergenlield, New Jersey, this 5th dav zil' Maieh, i906. 

